CN211579794U

CN211579794U - Accelerating gear motor

Info

Publication number: CN211579794U
Application number: CN202020141304.0U
Authority: CN
Inventors: 杨佳泽
Original assignee: Dongguan Hongfu Run'en Technology Co ltd
Current assignee: Dongguan Hongfu Run'en Technology Co ltd
Priority date: 2020-01-22
Filing date: 2020-01-22
Publication date: 2020-09-25
Anticipated expiration: 2030-01-22

Abstract

The utility model discloses an accelerating gear motor, include: the direct current motor is arranged outside the gear box, and an output shaft of the direct current motor penetrates through the gear box; the gear box includes: a flat housing and a plurality of gears housed in the housing; the gears are arranged in the shell and assembled at the same height; the direct current motor is arranged at one end of the shell, and an output end hole for inserting and connecting the transmission shaft is formed in the other end of the shell, so that the gear box is provided with double output ends. The gear box of the utility model is flat, a plurality of gears are arranged at the same height in the shell, the space height required during assembly can be effectively reduced, the volume can be effectively saved, the rotating speed of the motor is increased under the condition that the single motor is limited, the installation space of the equipment is extended, and the performance of the equipment is stabilized; the utility model discloses be applied to in the fan, can strengthen the rotational speed of flabellum effectively, efficiency is higher.

Description

Accelerating gear motor

Technical Field

The utility model relates to a gear box technical field, more specifically the utility model relates to an accelerating gear motor that says so.

Background

Both the acceleration gear motor and the reduction gearbox are devices that accelerate or decelerate through the gearbox. The application range of the accelerating gear motor is very wide, and for the fan motor, generally speaking, fan blades are directly driven by the motor and cannot be accelerated, so that after the fan motor is used for a long time, the motor is easy to damage, and for other equipment, the fan motor is directly driven by the direct current motor, so that single output is realized, and the use efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an accelerating gear motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an accelerating gear motor comprising: the direct current motor is arranged outside the gear box, and an output shaft of the direct current motor penetrates through the gear box; the gear box includes: a flat housing and a plurality of gears housed in the housing; the gears are arranged in the shell and assembled at the same height; the direct current motor is arranged at one end of the shell, and an output end hole for inserting and connecting the transmission shaft is formed in the other end of the shell, so that the gear box is provided with double output ends.

In a preferred embodiment, the gear comprises: the gear transmission mechanism comprises a first gear, a second gear, a third gear and a fourth gear, wherein the first gear is connected to an output shaft of a direct current motor and is driven by the direct current motor;

the second gear is meshed with the first gear, the third gear is meshed with the second gear, and the fourth gear is meshed with the third gear.

In a preferred technical scheme, a rotating shaft is arranged at the center of the second gear and the third gear and is pivoted in the shell through the rotating shaft.

In the preferred technical scheme, an inserting sleeve is arranged at the center of the fourth gear, two ends of the inserting sleeve extend out of the front and the back of the fourth gear, and the external transmission shaft is inserted into the inserting sleeve.

In the preferred technical scheme, a groove body is arranged on the inner wall of the shell corresponding to the position of the fourth gear, a bearing is installed in the groove body, and the inserting sleeve is connected to the bearing.

In a preferred technical scheme, the shell is provided with: go up casing and lower casing, be formed with in the last casing and be used for holding the cavity of a plurality of gears, lower casing is the screw locking between blocky and the last casing of board.

In a preferred technical scheme, the fourth gear is the smallest diameter of a plurality of gears so as to increase the rotating speed.

In the preferred technical scheme, the direct current motor is fixedly arranged on the gear box through a motor bracket.

In the preferred technical scheme, the motor support is half-moon-shaped.

In a preferred technical scheme, an opening is formed in the position, corresponding to the direct current motor, of the shell, and the motor support is provided with a convex portion clamped into the opening.

Known through foretell technical scheme, compare with prior art, the utility model discloses following beneficial effect has:

1. the gear box of the utility model is flat, a plurality of gears are arranged at the same height in the shell, the space height required during assembly can be effectively reduced, the volume can be effectively saved, the rotating speed of the motor is increased under the condition that the single motor is limited, the installation space of the equipment is extended, and the performance of the equipment is stabilized;

2. the utility model discloses well direct current motor's output shaft passes the gear box, and connects in the fourth gear through a plurality of gear meshing, and the fourth gear correspondence is equipped with the plug bush, can supply outside transmission shaft to insert and connect for whole gear motor with higher speed has two outputs, can use simultaneously during the use, also can be according to the user demand of reality in arbitrary one end installation flabellum, and it is more convenient to use.

3. The utility model discloses be applied to in the fan, the flabellum is installed in fourth gear department, realizes the rotation with higher speed of fourth gear through the meshing between a plurality of gears, can strengthen the rotational speed of flabellum effectively, and efficiency is higher.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the exploded structure of the present invention;

fig. 3 is a schematic sectional view of the present invention.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

In the description of the present application, it is to be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

An accelerating gear motor, as shown in fig. 1-3, comprising: gear box 200 and direct current motor 100, gear box 200 is the platykurtic, and direct current motor 100 is installed in the outside of gear box 200.

The gear box 200 includes: a flat housing 250 and a plurality of gears housed in the housing 250; the gears are installed inside the housing 250 to be assembled at the same height.

The direct current motor 100 is installed outside the gear box 200, an output shaft of the direct current motor 100 penetrates through the gear box 200, the direct current motor 100 is installed at one end of the shell 250, and an output end hole 201 for inserting and connecting a transmission shaft is formed in the other end of the shell 250, so that the gear box 200 has double output ends, and the efficiency is higher during use.

The shell 250 is flat, so that the space for transferring and matching can be saved to a certain extent; the housing 250 includes: an upper housing 251 and a lower housing 252. A cavity for accommodating the plurality of gears is formed in the upper housing 251, and the lower housing 252 is screw-locked with the upper housing 251 in a plate shape.

The gear comprises: a first gear 210, a second gear 220, a third gear 230 and a fourth gear 240, wherein the first gear 210 is connected to the output shaft 110 of the dc motor 100 and is driven by the dc motor 110; the second gear 220 is engaged with the first gear 210, the third gear 230 is engaged with the second gear 220, and the fourth gear 240 is engaged with the third gear 230.

Specifically, the second gear 220 and the third gear 230 are provided with rotating

shafts

221, 231 at the centers thereof, and are pivoted in the housing 250 through the rotating

shafts

221, 231.

The first gear 210, the second gear 220, the third gear 230 and the fourth gear 240 are sequentially arranged and meshed in the housing 250.

The fourth gear 240 has the smallest diameter among the gears, so that the rotation speed of the fourth gear 240 can be increased.

Output shaft 110 of direct current motor 100 pass shell 110, and can insert outside transmission shaft on the fourth gear 240, make the utility model discloses when using, can realize dual output, can be at direct current motor 100's output shaft connecting load, connecting load on fourth gear 240 simultaneously, the availability factor is higher.

In a preferred technical solution, an insert 241 is disposed at the center of the fourth gear 240, two ends of the insert 241 extend out of the front and back of the fourth gear 240, and an external transmission shaft is inserted into the insert 241.

A groove 253 is arranged on the inner wall of the shell 250 corresponding to the position of the fourth gear, a bearing 260 is arranged in the groove 253, the insert sleeve 241 is connected to the bearing 260, and the bearing 260 is arranged to reduce friction in the operation process.

The dc motor 100 is fixedly mounted on the gear box 200 through a motor bracket 120, the motor bracket 120 is half-moon shaped, and the output shaft 110 passes through the motor bracket 120 and then passes through the housing 250. An opening 2511 is arranged on the shell 250 corresponding to the direct current motor 100, and the motor bracket 120 is provided with a convex part 121 clamped into the opening 2511, so that the assembly of the direct current motor is more stable.

The utility model discloses in can being applied to products such as fan, the structure of flat shape saves space more to can select single output or dual output according to the demand of use.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An accelerating gear motor comprising: gear box and direct current motor, its characterized in that:

the direct current motor is arranged outside the gear box, and an output shaft of the direct current motor penetrates through the gear box;

the gear box includes: a flat housing and a plurality of gears housed in the housing; the gears are arranged in the shell and assembled at the same height;

the direct current motor is arranged at one end of the shell, and an output end hole for inserting and connecting the transmission shaft is formed in the other end of the shell, so that the gear box is provided with double output ends.

2. An accelerating gearmotor according to claim 1, characterized in that: the gear comprises: a first gear, a second gear, a third gear, and a fourth gear, wherein,

the first gear is connected to an output shaft of the direct current motor and is driven by the direct current motor;

3. An accelerating gearmotor according to claim 2, wherein: and a rotating shaft is arranged at the center of the second gear and the third gear and is pivoted in the shell through the rotating shaft.

4. An accelerating gearmotor according to claim 2, wherein: the center of the fourth gear is provided with an inserting sleeve, two ends of the inserting sleeve extend out of the front and the back of the fourth gear, and the external transmission shaft is inserted into the inserting sleeve.

5. An accelerating gearmotor according to claim 2, wherein: the position of the inner wall of the shell corresponding to the fourth gear is provided with a groove body, a bearing is installed in the groove body, and the inserting sleeve is connected to the bearing.

6. An accelerating gearmotor according to claim 1, characterized in that: the shell is provided with: go up casing and lower casing, be formed with in the last casing and be used for holding the cavity of a plurality of gears, lower casing is the screw locking between blocky and the last casing of board.

7. An accelerating gearmotor according to claim 2, wherein: the fourth gear is the smallest diameter of the gears so as to increase the rotating speed.

8. An accelerating gearmotor according to claim 1, characterized in that: the direct current motor is fixedly arranged on the gear box through a motor bracket.

9. An accelerating gearmotor according to claim 8, wherein: the motor support is half-moon-shaped.

10. An accelerating gearmotor according to claim 9, wherein: the shell is provided with an opening corresponding to the direct current motor, and the motor bracket is provided with a convex part clamped into the opening.